165% is the change from 100 to 265
Calculation steps:
[( 265 - 100 ) ÷ 100] x 100 = 165%
Formula
Percentage change = [(265 - 100) / 100] x 100
Subtract the new number by the original number
265 - 100 = 165
165 ÷ 100 = 1.65
1.65 x 100 = 165%
Example